Wireless network unit



FIG. 1 is a top perspective view of the wireless network unit;

FIG. 2 is a bottom perspective view of the wireless network unit;

FIG. 3 is a rear view of the wireless network unit;

FIG. 4 is a front view of the wireless network unit;

FIG. 5 is a top view of the wireless network unit; and,

FIG. 6 is a bottom view of the wireless network unit.

The portion of the article depicted in broken lines in FIG. 3 forms no part of the claimed design. 

CLAIM The ornamental design for a wireless network unit, as shown and described. 